#!/bin/bash

SCRIPT_REPO="https://chromium.googlesource.com/webm/libvpx"
SCRIPT_COMMIT="1024874c5919305883187e2953de8fcb4c3d7fa6"

ffbuild_enabled() {
    return 0
}

ffbuild_dockerbuild() {
    git-mini-clone "$SCRIPT_REPO" "$SCRIPT_COMMIT" libvpx
    cd libvpx

    local myconf=(
        --disable-shared
        --enable-static
        --enable-pic
        --disable-examples
        --disable-tools
        --disable-docs
        --disable-unit-tests
        --enable-vp9-highbitdepth
        --prefix="$FFBUILD_PREFIX"
    )

    if [[ $TARGET == win64 ]]; then
        myconf+=(
            --target=x86_64-win64-gcc
        )
        export CROSS="$FFBUILD_CROSS_PREFIX"
    elif [[ $TARGET == win32 ]]; then
        myconf+=(
            --target=x86-win32-gcc
        )
        export CROSS="$FFBUILD_CROSS_PREFIX"
    elif [[ $TARGET == linux64 ]]; then
        myconf+=(
            --target=x86_64-linux-gcc
        )
        export CROSS="$FFBUILD_CROSS_PREFIX"
    elif [[ $TARGET == linuxarm64 ]]; then
        myconf+=(
            --target=arm64-linux-gcc
        )
        export CROSS="$FFBUILD_CROSS_PREFIX"
    elif [[ $TARGET == mac* ]]; then
        if [ "$MACOS_BUILDER_CPU_ARCH" = "arm64" ] && [ "$TARGET" = "mac64" ]; then
            myconf+=(
                --target="x86_64-darwin21-gcc" # macOS 12 toolchain
            )
        fi
    else
        echo "Unknown target"
        return -1
    fi

    ./configure "${myconf[@]}"
    make -j$(nproc)
    make install

    # Work around strip breaking LTO symbol index
    "$RANLIB" "$FFBUILD_PREFIX"/lib/libvpx.a
}

ffbuild_configure() {
    echo --enable-libvpx
}

ffbuild_unconfigure() {
    echo --disable-libvpx
}
